Keystones — Bedrock
Five GCSE retrieval questions · 18 April 2015 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 76 + 72
Answer: 76 + 72 = 148 -
2. Algebra Substitution
If x = 4, find the value of 8x + 12
Answer: 44 -
3. Geometry Converting lengths
Convert 36cm to mm
Answer: 360mm -
4. Ratio Simplifying ratios
Simplify the ratio 6:4
Answer: 3:2 -
5. Statistics Mean
Find the mean of: 3, 15, 18
Answer: 12